document.write( "Question 308535: Two race cars are speeding around the racetrack at different speeds. One goes around the track in 2 minutes; the other goes around the track in 1½ minutes. How often does the faster car pass the slower car? \n" ); document.write( "
Algebra.Com's Answer #220612 by mananth(16946)![]() ![]() You can put this solution on YOUR website! one car takes 2 minutes for one round \n" ); document.write( "So it does 1/2 round in 1 minute \n" ); document.write( ".\r \n" ); document.write( "\n" ); document.write( "second car takes 1 1/2 mins for 1 round .. (3/2 minutes)\r \n" ); document.write( "\n" ); document.write( "it does 2/3 round in 1 minute\r \n" ); document.write( "\n" ); document.write( "every minute the second car gains 2/3 -1/2 of the round \n" ); document.write( "=4-3 / 6 \n" ); document.write( "=1/6 of the track.\r \n" ); document.write( "\n" ); document.write( "6 minutes iit takes to gain one round of track.\r \n" ); document.write( "\n" ); document.write( "Every 6 minutes the faster car overtakes the slower car.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |